content: /*
   * Copyright (C) 2015-present, Ant Financial Services Group
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   * 	http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.alipay.hulu.shared.node.tree;
  
  import com.alibaba.fastjson.JSONObject;
  import com.alipay.hulu.shared.node.action.PerformActionEnum;
  
  import java.util.ArrayList;
  import java.util.List;
  
  public class InputWindowTree extends AbstractNodeTree {
      @Override
      public boolean canDoAction(PerformActionEnum action) {
          return false;
      }
  
      @Override
      public StringBuilder printTrace(StringBuilder builder) {
          if (childrenNodes != null) {
              for (AbstractNodeTree child : getChildrenNodes()) {
                  child.printTrace(builder);
              }
          }
          return builder;
      }
  
      @Override
      public JSONObject exportToJsonObject() {
          JSONObject obj = new JSONObject(4);
          obj.put("type", getClass().getSimpleName());
          if (childrenNodes != null) {
              List<JSONObject> children = new ArrayList<>(childrenNodes.size() + 1);
              for (AbstractNodeTree child : getChildrenNodes()) {
                  JSONObject childObj = child.exportToJsonObject();
                  if (childObj != null) {
                      children.add(childObj);
                  }
              }
              obj.put("children", children);
          }
          return obj;
      }
  
      @Override
      public boolean isSelfUsableForLocating() {
          return true;
      }
  
      @Override
      public int getDepth() {
          return 0;
      }
  
      @Override
      public int getIndex() {
          return 0;
      }
  }
  